Bipolar II disorder

All criteria are shown. No expand controls or hidden sections.

1. A

   Core criterion A

   Hypomanic episode threshold has been met.

2. B

   Core criterion B

   Major depressive episode threshold has been met.

3. C

   Core criterion C

   There has never been a manic episode.

4. D

   Core criterion D

   The mood episodes are not better explained by schizoaffective disorder or another schizophrenia-spectrum or psychotic disorder.

5. E

   Core criterion E

   The pattern causes clinically significant distress, functional impairment, or clinically important instability requiring diagnostic attention.

• A.≥1 hypomanic episode + ≥1 major depressive episode; never a full manic episode
• B.Hypomanic/depressive episodes not better explained by schizoaffective or other psychotic disorder
• C.Clinically significant distress or impairment in functioning

Current or most recent episode: Hypomanic / Depressed

Identifies polarity of current or latest episode.

With anxious distress

Prominent tension, restlessness, or worry.

With mixed features

Concurrent hypomanic and depressive symptoms.

With rapid cycling

≥4 mood episodes within 12 months.

With mood-congruent psychotic features

Psychosis aligned with depressive themes (not applicable during hypomania).

With mood-incongruent psychotic features

Psychosis not aligned with depressive themes.

With melancholic features

Anhedonia, psychomotor disturbance, diurnal variation.

With atypical features

Mood reactivity, hypersomnia, increased appetite, rejection sensitivity.

With peripartum onset

Onset during pregnancy or within four weeks postpartum.

With seasonal pattern

Depressive episodes show seasonal recurrence.